Research Interests



Open Economy Macroeconomics

  International Trade / Finance



''Precautionary Saving of Chinese and US Households,'' (with S. Lugauer and N. C. Mark), Journal of Money, Credit and Banking, forthcoming.

''The Role of Two Frictions in Geographic Price Dispersion: When Market Friction Meets Nominal Rigidity,'' (with C.Y. Choi) Journal International Money and Finance, 63, 2016, 1-27.

''Microeconomic Uncertainty, International Trade, and Aggregate Fluctuations,'' (with G. Alessandria, J.P. Kaboski & V. Midrigan) Journal of Monetary Economics, 69, 2015, 20-38.

''Establishment Heterogeneity, Exporter Dynamics, and the Effects of Trade Liberalization,'' (with G. Alessandria) Journal of International Economics, 94, 2014, 207-223.

  [code]  [notes]

''Do Falling Iceberg Costs Explain Recent U.S. Export Growth?'' (with G. Alessandria) Journal of International Economics, 94, 2014, 311-325.

''Does Distance Reflect More Than Transport Costs?'' (with C.Y. Choi) Economics Letters,. 125, 2014, 82-86.

''Endogenous Discounting, the World Saving Glut and the U.S. Current Account,'' (with N. C. Mark & D. Sul) Journal of International Economics, 75, 2008, 30-53.


''Do Sunk Costs of Exporting Matter for Net Export Dynamics?'' (with G. Alessandria) Quarterly Journal of Economics, 122, 2007, 289-336. 

  Other Publications


"Understanding Exports from the Plant Up" (with G. Alessandria), Business Review, Federal Reserve Bank of Philadelphia, Q4, 2010, 1-11.

  Working Papers


''Trade Integration and the Trade Balance in China,'' (with G. Alessandria & D. Lu).
''The Role of Labor Share in Relative Price Divergence,'' (with R. Greenaway-McGrevy, Y.S. Kim & D. Sul).
''Optimal Tariffs and Capital Deepening," (with H. Ko).
''Time and Money as Trade Barriers," (with J.C. Mancuso-Tradenta & C.G. Tombazos).